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Introduction
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Classroom Contents
First Java Program - Input-Output, Debugging and Datatypes
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- 1 Introduction
- 2 Creating .java file
- 3 Setting Up Few Things
- 4 Structure of Java File
- 5 Creating Main Function
- 6 Writing First Line of Code Printing "Hello Word!"
- 7 Converting .java to .class Byte Code
- 8 Running Main.class
- 9 Explanation of words of the Program
- 10 What is 'public' 1st line?
- 11 What is 'class'?
- 12 What is 'Main' in this code
- 13 What is 'main function'?
- 14 What is 'public' 2nd line?
- 15 What is 'static'?
- 16 What is 'void'?
- 17 Array and Arguments
- 18 Changing Location of Byte Code
- 19 Location of 'javac' and 'java'
- 20 Environment Variable PATH
- 21 Starting with IntelliJ IDEA
- 22 Some Shortcuts
- 23 What is a 'package'?
- 24 What is 'System.out.println'?
- 25 Outputs in Java
- 26 Inputs in Java
- 27 Primitive Data Types in Java
- 28 Comments in Java
- 29 Int Input Program
- 30 Literals and Identifiers
- 31 String Input Program
- 32 Float Input Program
- 33 Sum of Two Numbers
- 34 Type Conversion and Casting
- 35 Type Conversion
- 36 Conditions for Type Conversion
- 37 Typecasting
- 38 Automatic Type Promotion in Expressions
- 39 Java follows Unicode
- 40 Rules for Type Promotion
- 41 Example for thorough review of concepts
- 42 Basics of while loops and for loops
- 43 if condition
- 44 while loops
- 45 for loops
- 46 When to use - while loop and for loop
- 47 Temperature Conversion Program
- 48 Outro
